Table 3 Subgroup analysis
Test results | Positive | Negative | ||||
|---|---|---|---|---|---|---|
Group allocation | IP (n = 44) | CP (n = 46) | P | IP (n = 90) | CP (n = 84) | P |
Cumulative morphine consumption, μg/kg [IQR] | 30 [20 to 40] | 50 [50 to 75] | < 0.001 | 100 [100 to 150] | 75 [75 to 100] | 0.264 |
Patients requiring at least one intervention, n (%) | 5 (11.4%) | 17 (37.0%) | 0.005 | 11 (12.2%) | 12 (14.3%) | 0.688 |
Median duration of CHEOPS scores> 6, min [95% CI] | 20 [18 to 28] | 20 [17 to 25] | 0.253 | 20 [15 to 20] | 30 [25 to 31] | < 0.001 |